cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

Base Information

Chemical Name:cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide
CAS No.:1303509-79-6
Molecular Formula:C₁₇H₁₈BrFN₄O₃S
Molecular Weight:457.323
Hs Code.:

Synonyms:cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

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Chemical Property of cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

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Technology Process of cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

There total 3 articles about cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 28.0%

: 1303509-78-5
cyclopropanesulfonic acid [1-benzyl-7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

: 1303509-79-6
cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

Guidance literature:: cyclopropanesulfonic acid [1-benzyl-7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide; With boron tribromide; In dichloromethane; at 0 - 20 ℃; for 2h;

With methanol; In dichloromethane;

Reference yield:

: 1303510-05-5
trifluoro-methanesulfonic acid 1-benzyl-6-methyl-8-nitro-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-7-yl ester

: 1303509-79-6
cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

Guidance literature:: Multi-step reaction with 4 steps

1: caesium carbonate / palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / toluene / 1 h / 90 °C / Inert atmosphere

2: hydrogenchloride; zinc / water; tetrahydrofuran / 0.5 h / 20 °C

3: pyridine / 3 h / 20 °C

4: boron tribromide / dichloromethane / 2 h / 0 - 20 °C

With pyridine; hydrogenchloride; boron tribromide; caesium carbonate; zinc; palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; In tetrahydrofuran; dichloromethane; water; toluene;

Reference yield:

: 1303510-04-4
1-benzyl-7-hydroxy-6-methyl-8-nitro-2,3-dihydro-1H-imidazo[1,2-a]pyridin-5-one

: 1303509-79-6
cyclopropanesulfonic acid [7-(4-bromo-2-fluoro-phenylamino)-6-methyl-5-oxo-1,2,3,5-tetrahydro-imidazo[1,2-a]pyridin-8-yl]-amide

Guidance literature:: Multi-step reaction with 5 steps

1: triethylamine / dichloromethane / 4 h / -78 - 20 °C

2: caesium carbonate / palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / toluene / 1 h / 90 °C / Inert atmosphere

3: hydrogenchloride; zinc / water; tetrahydrofuran / 0.5 h / 20 °C

4: pyridine / 3 h / 20 °C

5: boron tribromide / dichloromethane / 2 h / 0 - 20 °C

With pyridine; hydrogenchloride; boron tribromide; caesium carbonate; triethylamine; zinc; palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; In tetrahydrofuran; dichloromethane; water; toluene;